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Merge pull request #306 from otavepto/patch/client-stub

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Update steamclient stub to set return code properly + enforce `cdecl` convention
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Detanup01 2025-07-27 21:28:23 +02:00 • committed by GitHub
commit 1766112c56
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1 changed files with 25 additions and 9 deletions
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34
steamclient/steamclient.cpp
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@ -1,21 +1,37 @@
#define WIN32_LEAN_AND_MEAN
// #include "dll.h" #define WIN32_LEAN_AND_MEAN
#include "Windows.h" #include "Windows.h"
#ifdef _WIN64 #ifdef _WIN64
#define DLL_NAME "steam_api64.dll" #define DLL_NAME "steam_api64.dll"
#else #else
#define DLL_NAME "steam_api.dll" #define DLL_NAME "steam_api.dll"
#endif #endif
extern "C" __declspec(dllexport) void *CreateInterface(const char *pName, int *pReturnCode) extern "C" __declspec( dllexport ) void* __cdecl CreateInterface( const char *pName, int *pReturnCode )
{ {
// PRINT_DEBUG("%s", pName); using fn_create_interface_t = void* (__cdecl *)(const char *);
HMODULE steam_api = LoadLibraryA(DLL_NAME); auto steam_api = LoadLibraryA(DLL_NAME);
if (!steam_api) {
if (pReturnCode) *pReturnCode = 0;
return nullptr;
}
void *(__stdcall * create_interface)(const char *) = reinterpret_cast<void *(__stdcall *)(const char *)>(GetProcAddress(steam_api, "SteamInternal_CreateInterface")); auto create_interface = (fn_create_interface_t)GetProcAddress(steam_api, "SteamInternal_CreateInterface");
if (!create_interface) {
if (pReturnCode) *pReturnCode = 0;
return nullptr;
}
return create_interface(pName); auto ptr = create_interface(pName);
if (pReturnCode) {
if (ptr) {
*pReturnCode = 1;
} else {
*pReturnCode = 0;
}
}
return ptr;
} }